Timing Attack Affecting @sync-in/server package, versions <2.2.0
Threat Intelligence
The probability is the direct output of the EPSS model, and conveys an overall sense of the threat of exploitation in the wild. The percentile measures the EPSS probability relative to all known EPSS scores. Note: This data is updated daily, relying on the latest available EPSS model version. Check out the EPSS documentation for more details.
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Test your applications- Snyk IDSNYK-JS-SYNCINSERVER-16420249
- published5 May 2026
- disclosed15 Apr 2026
- creditppfeister
Introduced: 15 Apr 2026
CVE-2026-41161 (opens in a new tab)How to fix?
Upgrade @sync-in/server to version 2.2.0 or higher.
Overview
@sync-in/server is a The secure, open-source platform for file storage, sharing, collaboration, and syncing
Affected versions of this package are vulnerable to Timing Attack via the login process. An attacker can obtain valid usernames by measuring differences in response times from the authentication endpoint.